cisa siemens advisory

  1. SIMATIC CN 4100 Vulns: Siemens CISA Fix V5.0 and OT Patch Priorities

    Siemens and CISA warned on May 12 and May 14, 2026, that SIMATIC CN 4100 communication nodes running versions before V5.0 contain multiple vulnerabilities, with Siemens releasing V5.0 and urging industrial operators worldwide to update affected deployments in critical manufacturing environments...
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